Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752630AbYFANzs (ORCPT ); Sun, 1 Jun 2008 09:55:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751333AbYFANzi (ORCPT ); Sun, 1 Jun 2008 09:55:38 -0400 Received: from server515i.exghost.com ([72.32.253.75]:2770 "EHLO server515.appriver.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751265AbYFANzh (ORCPT ); Sun, 1 Jun 2008 09:55:37 -0400 To: "Justin Piszcz" , , , Reply-To: Message-ID: <13c501c8c3ee$c6a31318$330ef40a@exchange.rackspace.com> Subject: Re: Limits of the 965 chipset & 3 PCI-e cards/southbridge? ~774MiB/s peak for read, ~650MiB/s peak for write? From: "David Lethe" Thread-Topic: Limits of the 965 chipset & 3 PCI-e cards/southbridge? ~774MiB/s peak for read, ~650MiB/s peak for write? Thread-Index: AcjD7sai6rpNKVABQ6i5nGsqH2f0tA== Date: Sun, 1 Jun 2008 8:52:00 -0500 MIME-Version: 1.0 X-Mailer: VersaMail(R) v. 3.5.4, Copyright (c) 2001-2006 Palm, Inc. X-Priority: 3 Importance: Normal Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-OriginalArrivalTime: 01 Jun 2008 13:55:35.0041 (UTC) FILETIME=[2A10E710:01C8C3EF] X-Policy: GLOBAL X-Policy: GLOBAL X-Policy: GLOBAL X-Policy: GLOBAL X-Primary: david@santools.com X-Note: This Email was scanned by AppRiver SecureTide X-ALLOW: david@santools.com ALLOWED X-Virus-Scan: V- X-Note: Spam Tests Failed: X-Country-Path: PRIVATE->PRIVATE->UNITED STATES->UNITED STATES X-Note-Sending-IP: 72.32.49.5 X-Note-Reverse-DNS: fe1.exchange.rackspace.com X-Note-WHTLIST: david@santools.com X-Note: User Rule Hits: X-Note: Global Rule Hits: 81 82 139 X-Note: Mail Class: ALLOWEDSENDER Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1448 Lines: 36 -----Original Message----- From: "Justin Piszcz" Subj: Re: Limits of the 965 chipset & 3 PCI-e cards/southbridge? ~774MiB/s peak for read, ~650MiB/s peak for write? Date: Sun Jun 1, 2008 6:02 am Size: 793 bytes To: "linux-kernel@vger.kernel.org" ; "linux-raid@vger.kernel.org" ; "xfs@oss.sgi.com" On Sun, 1 Jun 2008, Justin Piszcz wrote: > I have 12 enterprise-class seagate 1TiB disks on a 965 desktop board and it > appears I have hit the limit, if I were able to get the maximum speed of all > drives, ~70MiB/avg * 12 = 840MiB/s but it seems to stop aound 774 MiB/s > (currently running badblocks on all drives).. Small correction, they are 7200.11 Seagate Desktop Drives (ST31000340AS), not enterprise drives: http://www.seagate.com/ww/v/index.jsp?vgnextoid=0732f141e7f43110VgnVCM100000f5ee0a0aRCRD http://www.newegg.com/Product/Product.aspx?Item=N82E16822148274 -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/